I am having the same problem. I just got a new Ipad air2 and I am trying to get it set up. All of the transposing chord charts show up in my book list, but say "PDF not present". I am logged and I have synced. Thanks for the help!

UPDATE: After reading other posts, I had the idea to RESTORE my ipad to its last restore point. Igigbook came back (and it worked), but with none of my pdf books - and Itunes still did not recognize that I had this program. Then, I tried updating igigbook (last restore was almost a year old) and it ...

I recently updated my itunes to version 11.4 when I purchased a new iphone 6. Somehow iTunes has lost record of my purchase of igigbook! This is the MAIN REASON I purchased an ipad years ago. I have used this program hundreds of times over the years and now it is gone. (I am known in town by "the gu...